Residential delivery area · South Dakota
ZIP Code 57661: Whitehorse, SD
ZIP code 57661 uses the postal name Whitehorse, South Dakota and lies entirely in Dewey County (Census 2020 ZIP-county file). About 180 people live there (Census Bureau, ACS 2020-2024). Median household income is $55,000 (Census Bureau, ACS 2020-2024). By Census place, 9% of its land lies in Whitehorse (a census-designated place); 91% is outside any Census place.
- ACS2020-24
- Census2020
- Town
- Whitehorse · its only residential ZIP
- County
- Dewey County
- Census places
- Whitehorse census-designated place
- House district
- SD at large 119th Congress
- State
- South Dakota
- Time zone
- Mountain
- Land area
- 28.1 sq mi · 6 people per sq mi
Where is ZIP code 57661?
57661 centers on 45.267°, -100.978° and covers 28.1 square miles of land plus 0.2 of water. It borders 4 ZIP codes: 57630, 57656, 57625, 57601.
The map draws ZIP code areas only. For the streets inside 57661, open its center on OpenStreetMap.
Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries and the 2023 Gazetteer (2020 ZCTAs); ZIP-to-county shares, Census places and House districts (119th Congress) from the Census 2020 relationship files (shares of land); metro area from the OMB delineation (July 2023); town name and time zone from simplemaps US ZIP Codes (CC BY 4.0).
How does 57661 compare with the rest of Dewey County?
| Measure | 57661 | In Dewey County | In SD |
|---|---|---|---|
| People (ACS 2020-2024) | 177 | 8th of 10 | 315th of 375 |
| Median household income | $55k | not ranked | not ranked |
| Median home value | – | not ranked | not ranked |
57661's income and home value are not ranked: it has fewer than 1,000 residents (177). Rankings use ZIP codes of 1,000 or more people living in households, with margins at most 25% of the figure.
It is denser than 12% of U.S. residential ZIP codes. ZIP codes at the ACS caps ($250,000 or more for household income, $2,000,000 or more for home value) share the top rank.
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01003, B19013, B25077); ranks by PlainZIP over residential ZIP codes (ZCTAs).
How many people live in 57661?
The 2020 Census counted 124 people in 57661; the ACS, which samples households over 2020-2024, estimates 177. Its boundary changed between the 2010 and 2020 censuses, so the two counts are not compared.
- People, ACS 2020-2024
- 177±84 (90% margin)
- 2020 Census count
- 124
- Households
- 56
- Median age
- 29.8
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01003, B01002, B11001); 2020 Census (DHC P1); 2010 Census (SF1 P1).
Who lives in 57661?
Of the 177 people the ACS estimates in 57661, 31.1% are under 18 and 8.5% are 65 or older. The largest group by race and Hispanic origin is Other or two or more (95.5%).
- Under 1831.1%
- 18 to 6460.5%
- 65 and older8.5%
- Other or two or more95.5%
- White, not Hispanic3.4%
- Hispanic or Latino1.1%
- Black, not Hispanic0.0%
- Asian, not Hispanic0.0%
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01001 age by sex, B03002 Hispanic or Latino origin by race); shares of the estimated population, small ZIP codes carry wide margins.
What do households in 57661 earn?
Median household income is $55,000 (ACS 2020-2024).
- Median household income
- $55,000±$29,171
- Income per person
- $14,135
- Below the poverty line
- 29.4%
- Unemployed (of the labor force)
- 29.8%
- Adults 25+ with a bachelor's degree
- 5.8%
Source: U.S. Census Bureau, ACS 2020-2024 and 2015-2019 5-year estimates (B19013, B19301, B17001, B23025, B15003; 2015-2019 dollars converted with the BLS CPI-U, 1.22699); IRS Statistics of Income, ZIP code data, tax year 2022 (adjusted gross income per return, filed under the address on the return).
What are homes worth in 57661?
- Median home value (owners' estimate)
- –
- Median gross rent
- $616
- Homes owned by their occupants
- 28.6%
- Housing units
- 56
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B25077, B25064, B25003, B25001).
Which ZIP codes are next to 57661?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 57630 | Glencross | 11 | – | 8.0 mi |
| 57656 | Timber Lake | 1,000 | $66k | 12.5 mi |
| 57625 | Eagle Butte | 3,775 | $43k | 20.0 mi |
| 57601 | Mobridge | 3,422 | $66k | 30.2 mi |
| 57652 | Ridgeview | 265 | $19k | 16.9 mi (near) |
| 57657 | Trail City | 247 | – | 19.6 mi (near) |
| 57636 | Lantry | 104 | $112k | 27.7 mi (near) |
| 57633 | Isabel | 445 | $79k | 29.5 mi (near) |
| 57639 | Little Eagle | 290 | $21k | 29.7 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.